40440202 has 8 divisors (see below), whose sum is σ = 66174912. Its totient is φ = 18381900.

The previous prime is 40440157. The next prime is 40440203. The reversal of 40440202 is 20204404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (40440203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 919074 + ... + 919117.

It is an arithmetic number, because the mean of its divisors is an integer number (8271864).

Almost surely, 2^40440202 is an apocalyptic number.

40440202 is a deficient number, since it is larger than the sum of its proper divisors (25734710).

40440202 is a wasteful number, since it uses less digits than its factorization.

40440202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1838204.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 40440202 is about 6359.2611206020. The cubic root of 40440202 is about 343.2451731625.

Adding to 40440202 its reverse (20204404), we get a palindrome (60644606).

The spelling of 40440202 in words is "forty million, four hundred forty thousand, two hundred two".